function getVariableFromScope($variableName) { $result = $this->getVariableFromScopeInternal($variableName); if ($result == NULL) { if ($this->parentScope != NULL) { $result = $this->parentScope->getVariableFromScope($variableName); } } return $result; }
function getVariableFromScopes($variableName) { return $this->currentScope->getVariableFromScope($variableName); }